Wonder-ful

"**Wonder-ful**"
"Wonder-ful"
Glee episode
Episode no.	Season 4; Episode 21
Directed by	Wendey Stanzler
Written by	Brad Falchuk
Featured music	"Signed, Sealed, Delivered I'm Yours"; "Superstition"; "You Are the Sunshine of My Life"; "I Wish"; "Uptight (Everything's Alright)"; "Higher Ground"; "For Once in My Life";
Production code	4ARC21
Original air date	May 2, 2013
Guest appearances
	Katey Sagal as Nancy Abrams; Kate Hudson as Cassandra July; Mike O'Malley as Burt Hummel; Romy Rosemont as Carole Hudson-Hummel; Melissa Benoist as Marley Rose; Blake Jenner as Ryder Lynn; Becca Tobin as Kitty Wilde; Jacob Artist as Jake Puckerman; Phillip Rhys as Martin; Alex Newell as Wade "Unique" Adams; Don Franklin as Burt's doctor; Patrick Stafford as the sycophant #1; J.D. Phillips as the sycophant #2;
Episode chronology
← Previous; "Lights Out"	Next →; "All or Nothing"
	Glee (season 4)
	List of episodes

"Wonder-ful" is the twenty-first episode of the fourth season of the American musical television series Glee, and the eighty-seventh episode overall. It aired on Fox in the United States on May 2, 2013, and features the introduction of special guest star Katey Sagal as Nancy Abrams and the return of special guest star Kate Hudson as Cassandra July. The episode is a tribute to the music of Stevie Wonder.